# RUN: llc -mtriple=aarch64--- -run-pass=prologepilog -run-pass=machine-outliner -verify-machineinstrs %s -o - | FileCheck %s # RUN: llc -mtriple=aarch64-pc-windows-msvc -run-pass=prologepilog -run-pass=machine-outliner -verify-machineinstrs %s -o - | FileCheck %s -check-prefix=WINDOWS --- | define void @baz() #0 { ret void } define void @bar(i32 %a) #0 { ret void } attributes #0 = { noredzone } ... --- name: bar tracksRegLiveness: true body: | bb.0: liveins: $w0, $lr, $w8 $sp = frame-setup SUBXri $sp, 32, 0 $fp = frame-setup ADDXri $sp, 16, 0 bb.1: BL @baz, implicit-def dead $lr, implicit $sp $w17 = ORRWri $wzr, 1 $w17 = ORRWri $wzr, 1 $w0 = ORRWri $wzr, 4 BL @baz, implicit-def dead $lr, implicit $sp $w17 = ORRWri $wzr, 1 $w17 = ORRWri $wzr, 1 $w0 = ORRWri $wzr, 3 BL @baz, implicit-def dead $lr, implicit $sp $w17 = ORRWri $wzr, 1 $w17 = ORRWri $wzr, 1 $w0 = ORRWri $wzr, 2 BL @baz, implicit-def dead $lr, implicit $sp $w17 = ORRWri $wzr, 1 $w17 = ORRWri $wzr, 1 $w0 = ORRWri $wzr, 1 bb.2: $fp, $lr = LDPXi $sp, 2 RET undef $lr ... --- name: baz tracksRegLiveness: true body: | bb.0: liveins: $w0, $lr, $w8 RET undef $lr # CHECK: name: OUTLINED_FUNCTION_0 # CHECK: bb.0: # CHECK: liveins: $x19, $x20, $x21, $x22, $x23, $x24, $x25, $x26, $x27, $x28, $d15, $d8, $d9, $d10, $d11, $d12, $d13, $d14, $lr # CHECK-DAG: frame-setup CFI_INSTRUCTION def_cfa_offset 16 # CHECK-NEXT: frame-setup CFI_INSTRUCTION offset $w30, -16 # CHECK-NEXT: early-clobber $sp = STRXpre $lr, $sp, -16 # CHECK-NEXT: BL @baz, implicit-def dead $lr, implicit $sp # CHECK-NEXT: $w17 = ORRWri $wzr, 1 # CHECK-NEXT: $w17 = ORRWri $wzr, 1 # CHECK-NEXT: early-clobber $sp, $lr = LDRXpost $sp, 16 # CHECK-NEXT: RET $lr # WINDOWS-NOT: OUTLINED